PartsTable TECHNICAL DATA SHEET
NSN 3940-01-377-3525Government record, cited

Sling, Beam Type3940-01-377-3525

NSN 3940-01-377-3525 · NIIN 013773525 · Part number PWA81958
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · FSC 3940 — Blocks, Tackle, Rigging, and Slings · FSG 39 — Materials Handling Equipment · CAGE 77445
Government record, cited
NSN 3940-01-377-3525 — this item is cataloged by the U.S. Government under National Stock Number 3940-01-377-3525. Manufacturer of record part number: PWA81958.
Also searched as  3940-01-377-3525 · 3940013773525 · NIIN 013773525 · 01-377-3525 · FSC 3940 Blocks, Tackle, Rigging, and Slings · CAGE 77445 · PWA81958
Nearby stock numbers  ·
Features
  • Sling,beam Type — FSC 3940
  • FSC Application Data: F117-PWA-100 ENG
  • Design Type: MULTIPLE LEG
  • Functional Classification: HH-1.1
  • Entry Date: 93-08-01
  • Functional Description: USED TO LIFT/TURN SUPPORT EQUIP WOR WITHOUT ENGINE MODULES INSTALLED/STL BEAM W/LIFT EYE 32.000 IN LG, 2 IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Identification
  • NSN: 3940-01-377-3525
  • NIIN: 013773525
  • FSC: 3940 — Blocks, Tackle, Rigging, and Slings
  • FSG: 39 — Materials Handling Equipment
  • Primary part number: PWA81958
  • Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description

The Sling,beam Type, cataloged under National Stock Number 3940-01-377-3525, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3940-01-377-3525
Primary Part NumberPWA81958
Item NameSling,beam Type
FSC / FSG3940 / 39 — Blocks, Tackle, Rigging, and Slings
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
FSC Application DataF117-PWA-100 ENG
Design TypeMULTIPLE LEG
Functional ClassificationHH-1.1
Entry Date93-08-01
Functional DescriptionUSED TO LIFT/TURN SUPPORT EQUIP WOR WITHOUT ENGINE MODULES INSTALLED/STL BEAM W/LIFT EYE 32.000 IN LG, 2 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
PWA81958 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
No interchangeability data on file.
Other items in FSC 3940 — Blocks, Tackle, Rigging, and Slings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3940-00-000-0169
3940-00-000-0169 · Item name not on file
3940-00-003-0706
BLOCK-WD12IN SNATCH
3940-00-004-3568
3940-00-004-3568 · Item name not on file
3940-00-004-9175
SLING,PALLET
3940-00-005-1366
3940-00-005-1366 · Item name not on file
3940-00-005-1367
3940-00-005-1367 · Item name not on file
3940-00-006-3256
3940-00-006-3256 · Item name not on file
3940-00-007-2801
ADAPTER,HOISTING

Frequently Asked Questions

What is NSN 3940-01-377-3525?

NSN 3940-01-377-3525 is a Sling,beam Type, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.

What part numbers are listed for NSN 3940-01-377-3525?

NSN 3940-01-377-3525 has 1 manufacturer part number on file: PWA81958 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What are the specifications of PWA81958?

Key specifications for PWA81958: FSC Application Data: F117-PWA-100 ENG; Design Type: MULTIPLE LEG; Overall Length: 56.000 INCHES NOMINAL IN; Overall Width: 4.000 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 3940-01-377-3525 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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