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IS 7548 : 1992Vase for store tent

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A-A · MIL-PRF
CurrentRareSpecificationMaterials Science · Timber and Timber Stores
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Link points to Internet Archive / others. Not hosted by InfraLens. Details
OverviewValues6InternationalTablesFAQ4Related

IS 7548:1992 is the Indian Standard (BIS) for vase for store tent. This standard specifies the material, dimensional, and workmanship requirements for a wooden component known as a 'vase', which is used as a fitting for a store tent. It details the type of hardwood to be used and provides specific dimensions and tolerances for manufacturing.

Vase for store tent

Overview

Status
Current
Usage level
Rare
Domain
Materials Science — Timber and Timber Stores
Type
Specification
International equivalents
A-A-55232B · US General Services Administration (GSA), USAMIL-PRF-44103E · US Department of Defense (DoD), USA
Typically used with
IS 399IS 620
Also on InfraLens for IS 7548
6Key values4FAQs
Practical Notes
! This is a highly specialized standard for a specific tent component, likely for military, government, or large-scale camping equipment.
! The term 'vase' refers to the shape of the wooden cap or fitting, not a container for flowers.
! Ensure the timber is properly seasoned as per Clause 3.2 to prevent cracking or warping in service.
Frequently referenced clauses
Cl. 3MaterialCl. 4Dimensions and TolerancesCl. 5Workmanship and FinishCl. 8Marking
Pulled from IS 7548:1992. Browse the full clause & table index below in Tables & Referenced Sections.
timberwood

International Equivalents

Similar International Standards
A-A-55232BUS General Services Administration (GSA), USA
MediumCurrent
Tent, Frame Type, Sectional, Expandable
Covers a complete sectional frame tent system, including the metal connectors analogous to the IS 7548 'vase'.
MIL-PRF-44103EUS Department of Defense (DoD), USA
LowCurrent
Performance Specification: Tent, General Purpose, Small, Medium, and Large
A performance standard for entire tent systems, indirectly governing component design by setting environmental/load requirements.
MIL-T-41822EUS Department of Defense (DoD), USA
MediumWithdrawn
Tent, Frame Type, General Purpose, Medium (GPM)
Detailed specification for a specific US military frame tent, including design of its frame connectors.
Key Differences
≠IS 7548 is a prescriptive standard for a single component ('vase'), defining its exact dimensions and materials. In contrast, international military standards like MIL-PRF-44103E are often performance-based, specifying overall system requirements (e.g., wind/snow load) and allowing flexibility in component design.
≠The Indian Standard allows for Malleable Cast Iron as a primary material, which is heavy and relatively brittle. Modern international standards for field-deployable tents almost exclusively specify high-strength, lightweight aluminum alloys (e.g., 6061-T6, A356) for frame components to enhance portability.
≠The protective finish in IS 7548 is specified as simple olive green paint. Equivalent components in US military standards (e.g., A-A-55232B) require advanced coating systems like CARC (Chemical Agent Resistant Coating) for enhanced durability and chemical warfare protection.
≠IS 7548 is for a component of a specific, non-modular tent ('Store Tent, Type A'). International military standards heavily emphasize modularity, with components designed for interoperability and to allow for the expansion of shelters by joining multiple tent sections.
Key Similarities
≈Both the IS 'vase' and its international counterparts serve the identical structural function: acting as a ridge connector or crown fitting to join upright poles with the ridge pole at the apex of a tent frame.
≈The standards target a similar application: robust, non-recreational tents for military or utility purposes such as storage, command posts, or general-purpose field shelters.
≈Both the Indian and international standards mandate a protective finish on the component to prevent corrosion and environmental degradation, even though the specific type of finish differs significantly.
≈All standards implicitly or explicitly require the component to be strong enough to transfer loads from the tent fabric and environmental forces (wind, rain) through the poles to the ground, ensuring the stability of the overall structure.
Parameter Comparison
ParameterIS ValueInternationalSource
Primary Material Option 1Malleable Cast Iron as per IS: 2108Cast Aluminium Alloy A356.0-T6Typical for US MIL-SPEC tent fittings
Primary Material Option 2Aluminium Alloy Casting (Grade 4200) as per IS: 617Extruded Aluminium Alloy 6061-T6Typical for US MIL-SPEC tent frames/connectors
Protective FinishTwo coats of lustreless olive green paintChemical Agent Resistant Coating (CARC) paint system as per MIL-DTL-53072A-A-55232B (by reference)
Design PhilosophyPrescriptive (specific drawing and dimensions provided)Performance-Based (component must enable tent to meet wind/snow loads)MIL-PRF-44103E
Approximate Component Mass (Iron)3.0 kgNot applicable (cast iron is not used)A-A-55232B
Approximate Component Mass (Aluminium)1.0 kg~0.8 - 1.2 kg (Varies by specific design but comparable)Estimated from similar US military tent systems
Environmental Performance TestNot specified; only dimensional and material conformance is required.Required; system must withstand specific wind (e.g., 55 mph) and snow loads (e.g., 10 psf).MIL-PRF-44103E
⚠ Verify details from original standards before use

Key Values6

Quick Reference Values
Overall length110 mm
Maximum diameter70 mm
Diameter of tenon25 mm
Length of tenon25 mm
Diameter of hole for spindle10 mm
Taper of hole1 in 16

Tables & Referenced Sections

Key Tables
No tables data
Key Clauses
Clause 3 - Material
Clause 4 - Dimensions and Tolerances
Clause 5 - Workmanship and Finish
Clause 8 - Marking

Related Resources on InfraLens

Cross-Referenced Codes
IS 399:1966Classification of Commercial Timbers and Thei...
→
IS 620:1985Wooden Tool Handles General Requirements
→

Frequently Asked Questions4

What kind of wood is specified for the tent vase?+
Hardwood such as ash, haldu, sal, or teak, conforming to IS 399 and IS 620, as per Clause 3.1.
What are the required dimensions for the tenon?+
The tenon should have a diameter of 25 mm and a length of 25 mm, as specified in Fig. 1.
What finish is required for the wooden vase?+
The vase must be finished with two coats of varnish or paint, as per Clause 5.2.
What information should be marked on the product?+
Each vase should be marked with the manufacturer's name or trade-mark and the year of manufacture (Clause 8.1).

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