PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7721Strapping

Independent Metal Strap Co Inc · NSN 8135-00-531-7721 · FSC 8135 · No Item Name Available
Verified by PartsTable
NSN 8135-00-531-7721 — this item is cataloged by the U.S. Government under National Stock Number 8135-00-531-7721. Primary manufacturer part number: 7721.
Features
  • Strapping — FSC 8135
  • Breaking Strength: 4750.00 POUNDS MINIMUM LBS
  • Nominal Basis Weight: 6.6 FEET PER POUND FT
  • Content Within Each Unit Package: 90 TO 110 LB LBS
  • Specification/standard Data: 81346-ASTM D 3953-87 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Design Type: NAILLESS
  • Material: STEEL
  • Surface Treatment: PAINT
Applications
  • Applications requiring Steel construction
General Description

The Strapping, cataloged under National Stock Number 8135-00-531-7721, is classified within Federal Supply Class 8135 (No Item Name Available) of the Containers, Packaging, and Packing Supplies group. The primary manufacturer of record is Independent Metal Strap Co Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN8135-00-531-7721
Primary Part Number7721
Item NameStrapping
FSC / FSG8135 / 81 — No Item Name Available
ManufacturerIndependent Metal Strap Co Inc
StatusCANCELLED
Breaking Strength4750.00 POUNDS MINIMUM LBS
Nominal Basis Weight6.6 FEET PER POUND FT
Content Within Each Unit Package90 TO 110 LB LBS
Specification/standard Data81346-ASTM D 3953-87 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Design TypeNAILLESS
MaterialSTEEL
Surface TreatmentPAINT
Thickness0.035 INCHES NOMINAL IN
Width1.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5865-00-122-14697721 INTERCHANGEABLE
Receiver Subassembly,countermeas
Drs Signal Solutions, Inc.
2915-00-211-51467721 INTERCHANGEABLE
Handle and Shaft Assembly
Parker Hannifin Corporation Div Aerospace Group Headquarters
5999-00-230-120252 INTERCHANGEABLE
Clip,electrical
Entron Industries Limited Partnership Dba Entron Industries Property Div
2915-00-303-00107721 INTERCHANGEABLE
Gland,air Fuel Valve
Meggitt North Hollywood Inc
5835-00-406-8460 INTERCHANGEABLE
Head Assembly,erase
5130-01-008-74185130-01-008-7418 INTERCHANGEABLE
Saw,band,electric,portable
General Services Administration Federal Supply Service
6515-01-023-09127721 INTERCHANGEABLE
Irrigation Set,colostomy
Hollister Inc
4330-01-170-2554 INTERCHANGEABLE
Filter Element,fluid
7045-01-179-5593400 INTERCHANGEABLE
Cleaner,magnetic Disk Set
Perfectdata Corp
5920-01-665-4462880014 INTERCHANGEABLE
Fuseholder,block
Littelfuse, Inc.
Cross-Reference Index
Part NumberManufacturer
ASTM D 3953 TY1HDCFGRN General Services Administration Federal Supply Service (USA)
QQ-S-781 CL1TY1FNAHEAVYDUTY General Services Administration Federal Supply Service (USA)
ASTM D 3953 American Society for Testing and Materials Dba Astm International (USA)
7721 PRIMARY Independent Metal Strap Co Inc (USA)
QQ-S-781 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5865-00-122-1469INTERCHANGEABLE
RECEIVER SUBASSEMBLY,COUNTERMEAS
7721
2915-00-211-5146INTERCHANGEABLE
HANDLE AND SHAFT ASSEMBLY
7721
5999-00-230-1202INTERCHANGEABLE
CLIP,ELECTRICAL
52
2915-00-303-0010INTERCHANGEABLE
GLAND,AIR FUEL VALVE
7721
5835-00-406-8460INTERCHANGEABLE
HEAD ASSEMBLY,ERASE
5130-01-008-7418INTERCHANGEABLE
SAW,BAND,ELECTRIC,PORTABLE
5130-01-008-7418
6515-01-023-0912INTERCHANGEABLE
IRRIGATION SET,COLOSTOMY
7721
4330-01-170-2554INTERCHANGEABLE
FILTER ELEMENT,FLUID
7045-01-179-5593INTERCHANGEABLE
CLEANER,MAGNETIC DISK SET
400
5920-01-665-4462INTERCHANGEABLE
FUSEHOLDER,BLOCK
880014

Frequently Asked Questions

What is NSN 8135-00-531-7721?

NSN 8135-00-531-7721 is a Strapping, manufactured by Independent Metal Strap Co Inc, classified under FSC 8135 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 8135-00-531-7721?

NSN 8135-00-531-7721 has 5 cross-referenced part numbers: ASTM D 3953 TY1HDCFGRN (General Services Administration Federal Supply Service), QQ-S-781 CL1TY1FNAHEAVYDUTY (General Services Administration Federal Supply Service), ASTM D 3953 (American Society for Testing and Materials Dba Astm International), 7721 (Independent Metal Strap Co Inc), QQ-S-781 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 8135-00-531-7721?

There are 10 known substitutes for 8135-00-531-7721: 5865-00-122-1469, 2915-00-211-5146, 5999-00-230-1202 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7721?

Key specifications for 7721: Breaking Strength: 4750.00 POUNDS MINIMUM LBS; Nominal Basis Weight: 6.6 FEET PER POUND FT; Content Within Each Unit Package: 90 TO 110 LB LBS; Specification/standard Data: 81346-ASTM D 3953-87 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 8135-00-531-7721 still in active supply?

NSN 8135-00-531-7721 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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