PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

526551-1Gear X Spur

Drs Sustainment Systems Inc · NSN 1270-00-675-3770 · FSC 1270 · No Item Name Available
Verified by PartsTable
NSN 1270-00-675-3770 — this item is cataloged by the U.S. Government under National Stock Number 1270-00-675-3770. Primary manufacturer part number: 526551-1.
Features
  • Gear X Spur — FSC 1270
  • 2 verified cross-references
  • Primary manufacturer: Drs Sustainment Systems Inc
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear X Spur, cataloged under National Stock Number 1270-00-675-3770, is classified within Federal Supply Class 1270 (No Item Name Available) of the Fire Control Equipment group. The primary manufacturer of record is Drs Sustainment Systems Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGear X Spur
FSC / FSG1270 — No Item Name Available (FSG 12)
ManufacturersDrs Sustainment Systems Inc (CAGE 98255); Drs Sustainment Systems, Inc. (CAGE 20418)
Technical Specifications
ParameterValue
NSN1270-00-675-3770
Primary Part Number526551-1
Item NameGear X Spur
FSC / FSG1270 / 12 — No Item Name Available
ManufacturerDrs Sustainment Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
1010-00-319-7915371583 INTERCHANGEABLE
Cover,gun
Navsurfwarcen Det Picatinny
Cross-Reference Index
Part NumberManufacturer
526551-1 PRIMARY Drs Sustainment Systems Inc (USA)
526551-1 Drs Sustainment Systems, Inc. (USA)
Related Parts
1010-00-319-7915INTERCHANGEABLE
COVER,GUN
371583

Frequently Asked Questions

What is NSN 1270-00-675-3770?

NSN 1270-00-675-3770 is a Gear X Spur, manufactured by Drs Sustainment Systems Inc, classified under FSC 1270 (No Item Name Available). Status: active.

What are the part numbers for NSN 1270-00-675-3770?

NSN 1270-00-675-3770 has 2 cross-referenced part numbers: 526551-1 (Drs Sustainment Systems Inc), 526551-1 (Drs Sustainment Systems, Inc.).

What NSN replaces 1270-00-675-3770?

There is 1 known substitute for 1270-00-675-3770: 1010-00-319-7915. Verify interchangeability with system specifications before substitution.

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